K55

Available in mechanical tube dimensions of 101.6 mm (4") od to 533.4 mm (21") od / 7.52 mm (0.3") wall to 32.13 mm (1.27") wall

Length range up to 7.62 m (25')

General purpose pipe manufactured to API specification 5CT. Similar to J55 but the minimum tensile strength is higher

Available in casing dimensions of 114.3 mm (4.5") to 508 mm (20")

Product Group: 
Mechanical Bar & Tube
OCTG and Linepipe

Chemical Composition

C Mn Mo Cr Ni Cu Ti P S Si V Al
Min - - - - - - - - - - - -
Max - - - - - - - 0.030 0.030 - - -

Mechanical Properties

Tensile Strength 655 MPa min 95,000 psi min
Yield Strength 379 MPa min 552 MPa max
  55,000 psi min 80,000 psi max
Total Elongation Under Load 0.500 % -
Hardness - -